C:\Program Files\Epic Games\UE_4.27\ Also check the temporary download cache folder (usually hidden):
Did this guide help you? Share it with your team. For official documentation, visit docs.unrealengine.com and search for "4.27 release notes." download full unreal engine 427 offline installer
Unreal Engine 4.27 remains a landmark release for game developers, architects, and filmmakers. As the final major version of Unreal Engine 4 before the massive shift to UE5, version 4.27 offers a perfect balance of stability, mature documentation, and a vast library of assets from the Marketplace. C:\Program Files\Epic Games\UE_4
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